<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>map方法</title>
    <script src="http://lib.sinaapp.com/js/jquery/2.0.2/jquery-2.0.2.min.js"></script>
    <script>
        var obj = {0:0,1:1,2:3,3:5,4:7,5:9,length:6}
        var nbj = $.map(obj,function(value,index){
            return ["第"+index+":"+value]
        })
        console.log(nbj);
        
    </script>
</head>
<body>
    
</body>
</html>